★★★★★ 5
Fits perfectly
Size: 7.5" x 8.7" x 1.4"
easy to install
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Reviewed in the United States on December 3, 2025
Woo Audio WA2 Tube OTL Headphone Amplifier
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Woo Audio WA2 Tube OTL Headphone AmplifierThe critically acclaimed WA2 is a high performance OTL (Output Transformerless) headphone amplifier. WA2 is a Class A, all tube design, single ended triode (SET) with point to point wiring to achieve the most analog sound. Music lovers with high impedance headphones (above 100 Ohms) would find WA2 to be the ideal pairing for their high end headphones. In The Box: Quick start guide WA2 headphone amplifier x 1 6922 vacuum tube x 2 6080 vacuum tube x 2
Quick Dispatch:
Your Woo Audio WA2 Tube OTL Headphone Amplifier orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Woo Audio WA2 Tube OTL Headphone Amplifier ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.3 ★★★★★
Based on 1366 reviews
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Product Reviews
★★★★★ 5
bosch never disappoints
Size: 7.5" x 8.7" x 1.4"
good product+fair price=value for money
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Reviewed in the United States on January 12, 2026
★★★★★ 5
First Rate Quality
Size: 7.5" x 8.7" x 1.4"
Easy installation; design of filter made installation mistake-proof.
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Reviewed in the United States on March 31, 2026
★★★★★ 5
will buy again
Size: 7.5" x 8.7" x 1.4"
Works as expected and the fit was perfect.
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Reviewed in the United States on February 15, 2026
★★★★★ 5
Good quality filter. Fair price.
Size: (Pack of 1)
Fit right, easy to install, high quality filter. The oil change places make their money on these add-ons. We let them check it at oil change time but order online, get it the next day, and do our own replacement in minutes. Money saver IMO.
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Reviewed in the United States on November 1, 2025
